Immersive Visualization / IQ-Station Wiki

This site hosts information on virtual reality systems that are geared toward scientific visualization, and as such often toward VR on Linux-based systems. Thus, pages here cover various software (and sometimes hardware) technologies that enable virtual reality operation on Linux.

The original IQ-station effort was to create low-cost (for the time) VR systems making use of 3DTV displays to produce CAVE/Fishtank-style VR displays. That effort pre-dated the rise of the consumer HMD VR systems, however, the realm of midrange-cost large-fishtank systems is still important, and has transitioned from 3DTV-based systems to short-throw projectors.

Difference between revisions of "PatriotWireless"

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Instructions differ somewhat for the single vs. dual receptor configurations.
Instructions differ somewhat for the single vs. dual receptor configurations.
Each will be covered sperately.
Each will be covered separately.


=Single Receptor=
=Single Receptor=
#Determine TTY device name for base unit
#*(for Keyspan, search dmesg output)
#*(list files "/dev/tty*" -- if only one, that's probably it)
#Turn on base unit
#Turn on base unit
#arrange markers ~8" from receptor (such that axis pictures align)
#Turn on markers (switch to the left) numerically ascending order
#Arrange markers ~6" from receptor (such that axis pictures align)
#Test with Kermit
##% kermit -l /dev/tty<XX> -b 115200 -C"set flow-control none,set carrier-watch off,connect"
##Get signal strengh: @s/n
##Launch Markers for receptor #1: l1/n
##Verify launch of markers: ^u0/n
##* for 3 markers, response should be <CODE>00u  00070007</CODE>
(ie. one bit set per marker)
##* if not all markers successfully launched, try turning the unlaunched markers off and then on in numerically ascending order and then go back to the launch step
##* another thing to try is to do a soft-reset (<CODE>^Y/n</CODE>) and then relaunch
##* another thing to try is to move the markers closer to the receptor (but not too close -- they are too close if the signal strengh is reported as nearly zero)
##Now you are ready to try with <CODE>fastraktest</CODE>
 
=Dual Receptor=
...
 
==Testing with FastrakTest==
...

Revision as of 16:10, 31 March 2011

Polhemus Patriot Wireless

Tracker Startup

Instructions differ somewhat for the single vs. dual receptor configurations. Each will be covered separately.

Single Receptor

  1. Determine TTY device name for base unit
    • (for Keyspan, search dmesg output)
    • (list files "/dev/tty*" -- if only one, that's probably it)
  2. Turn on base unit
  3. Turn on markers (switch to the left) numerically ascending order
  4. Arrange markers ~6" from receptor (such that axis pictures align)
  5. Test with Kermit
    1. % kermit -l /dev/tty<XX> -b 115200 -C"set flow-control none,set carrier-watch off,connect"
    2. Get signal strengh: @s/n
    3. Launch Markers for receptor #1: l1/n
    4. Verify launch of markers: ^u0/n
      • for 3 markers, response should be 00u 00070007

(ie. one bit set per marker)

      • if not all markers successfully launched, try turning the unlaunched markers off and then on in numerically ascending order and then go back to the launch step
      • another thing to try is to do a soft-reset (^Y/n) and then relaunch
      • another thing to try is to move the markers closer to the receptor (but not too close -- they are too close if the signal strengh is reported as nearly zero)
    1. Now you are ready to try with fastraktest

Dual Receptor

...

Testing with FastrakTest

...